net.sourceforge.hiveevents
Class FiltersChain<T>

java.lang.Object
  net.sourceforge.hiveevents.FiltersChain<T>

All Implemented Interfaces:

Filter<T>

public class FiltersChain<T>
extends java.lang.Object
implements Filter<T>

Chain of event filters. Allows to daisy chain several filters (makes it easier to build complex filters).

Author:

Jean-Francois Poilpret

Constructor Summary

FiltersChain()

Method Summary

void	addFilter(Filter<T> filter) Add a filter at the end of the chain.
static <T> Filter<T>	create(Filter<T>... filters) Create a chain of filters.
boolean	passEvent(T event) Checks if an event passes through ALL the filters in the chain.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FiltersChain

public FiltersChain()

Method Detail

create

public static <T> Filter<T> create(Filter<T>... filters)

Create a chain of filters.

addFilter

public void addFilter(Filter<T> filter)

Add a filter at the end of the chain.

passEvent

public boolean passEvent(T event)

Checks if an event passes through ALL the filters in the chain. If one only filter does not allow the event to pass, then the event will NOT pass.

Specified by:

passEvent in interface Filter<T>

Parameters:

event - the event to be checked

Returns:

true if the event must be notified to the consumer